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Stannic oxide
Molecular formula: SnO2
Appearance: greyish powder
| purity(SnO2) ≥ | 99.5% |
| Acid soluble substances, % ≤ | 0.1 |
| sulfate(SO4) % ≤ | pass |
| Fe % ≤ | 0.006 |
| Heavy metal, (Pb) % ≤ | 0.05 |
| Loss on ignition, % ≤ | 0.4 |



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